acceptSocket.cpp

/*
  接続用ソケットの管理
  Satofumi KAMIMURA
  $Id$
*/

#include "acceptSocket.h"
#include "socketCtrl.h"
#include <stdlib.h>


AcceptSocket::AcceptSocket(Uint16 port)
  : accept_socket(NULL), accept_set(NULL) {
  IPaddress ip;
  SDLNet_ResolveHost(&ip, NULL, port);
  accept_socket = SDLNet_TCP_Open(&ip);
  if (!accept_socket) {
    fprintf(stderr, "SDLNet_TCP_Open: %s\n", SDLNet_GetError());
    exit(1);
  }
  accept_set = SDLNet_AllocSocketSet(1);
  if (!accept_set) {
    fprintf(stderr, "SDLNet_AllocSocketSet: %s\n", SDLNet_GetError());
    exit(1);
  }
  SDLNet_TCP_AddSocket(accept_set, accept_socket);
}


AcceptSocket::~AcceptSocket(void) {
  if (accept_set) {
    SDLNet_TCP_DelSocket(accept_set, accept_socket);
    SDLNet_FreeSocketSet(accept_set);
  }
  if (accept_socket) {
    SDLNet_TCP_Close(accept_socket);
  }
}


SocketCtrl* AcceptSocket::accept(int timeout) {
  int numready = SDLNet_CheckSockets(accept_set, timeout);
  if ((numready > 0) && SDLNet_SocketReady(accept_socket)) {
    return new SocketCtrl(SDLNet_TCP_Accept(accept_socket));
  }
  return NULL;
}